package com.dahuyou.application.util;

public class CharacterUtil {
    /**
     * 首字母变大写
     * @param original
     * @return
     */
    public static String capitalizeFirstLetter(String original) {
        if (original == null || original.length() == 0) {
            return original;
        }
        return Character.toUpperCase(original.charAt(0)) + original.substring(1);
    }

}
